addaction.java

简单的SREVLET的实验项目 大家可以下载试用一下看看或许有什么帮助

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package com.zg.action;

import java.util.List;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import com.zg.actionForm.MessageActionForm;
import com.zg.bean.MessageBean;
import com.zg.dao.MessageDAO;

/** 
 * MyEclipse Struts
 * Creation date: 04-28-2009
 * 
 * XDoclet definition:
 * @struts.action path="/addAction" name="messageActionForm" scope="request" validate="true"
 */
public class AddAction extends Action {
	/*
	 * Generated Methods
	 */

	/** 
	 * Method execute
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		MessageActionForm messageActionForm = (MessageActionForm) form;// TODO Auto-generated method stub
		String username = messageActionForm.getUsername()!=null?messageActionForm.getUsername():"";
		
		if("".equals(username)){
			username="匿名";
		}
		MessageBean mbean = new MessageBean();
		
		mbean.setUsername(username);
		mbean.setBiaoti(messageActionForm.getBiaoti());
		mbean.setContent(messageActionForm.getContent());
		if(messageActionForm.getYan().equals(request.getSession().getAttribute("yan"))){
		     MessageDAO.addContent(mbean);
		}
		List list = MessageDAO.selectMess();
		
		request.setAttribute("list", list);
		
		return mapping.findForward("yes");
	}
}